AD 89-10-10

89-10-10 McDONNELL DOUGLAS: Amendment 39-6209.

Applicability: McDonnell Douglas Model DC-9 Series, Model DC-9-80 series, including Model MD-88, and C-9 (Military) series airplanes, equipped with hinged evacuation slide cover assemblies, as listed in McDonnell Douglas Alert Service Bulletin A25-299, Revision 1, dated September 23, 1988, certificated in any category.

Compliance: Required as indicated, unless previously accomplished.

To minimize the possibility of an unusable emergency exit, accomplish the following:

A. Within 6 months after the effective date of this AD, replace the evacuation slide girt bar forward stowage clip in accordance with the Accomplishment Instructions of McDonnell Douglas Alert Service Bulletin A25-299, Revision 1, dated September 23, 1988.

B. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region.

NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector (PMI), who will either concur or comment, and then send it to the Manager, Los Angeles Aircraft Certification Office.

C. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD.

All persons affected by this directive who have not already received the appropriate service documents from the manufacturer may obtain copies upon request to McDonnell Douglas Corporation, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Director of Publications, CL-100 (54-60). These documents may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 17900 Pacific Highway South, Seattle, Washington, or the Los Angeles Aircraft Certification Office, 3229 East Spring Street, Long Beach, California.

This amendment(39-6209, AD 89-10-10) becomes effective on June 12, 1989.